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Microsoft Windows Server Domain Name System (DNS) Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-APP-000226-DNS-000032

    <GroupDescription></GroupDescription>
    Group
  • The private keys corresponding to both the zone signing key (ZSK) and the key signing key (KSK) must not be kept on the DNSSEC-aware primary authoritative name server when the name server does not support dynamic updates.

    &lt;VulnDiscussion&gt;The private keys in the KSK and ZSK key pairs must be protected from unauthorized access. If possible, the private keys shoul...
    Rule Medium Severity
  • SRG-APP-000125-DNS-000012

    <GroupDescription></GroupDescription>
    Group
  • The Windows DNS Server audit records must be backed up at least every seven days onto a different system or system component than the system or component being audited.

    &lt;VulnDiscussion&gt;Protection of log data includes ensuring log data is not accidentally lost or deleted. Backing up audit records to a differen...
    Rule Medium Severity
  • SRG-APP-000516-DNS-000093

    <GroupDescription></GroupDescription>
    Group
  • In a split DNS configuration, where separate name servers are used between the external and internal networks, the internal name server must be configured to not be reachable from outside resolvers.

    &lt;VulnDiscussion&gt;Instead of having the same set of authoritative name servers serve different types of clients, an enterprise could have two d...
    Rule Medium Severity
  • SRG-APP-000247-DNS-000036

    <GroupDescription></GroupDescription>
    Group
  • Windows DNS response rate limiting (RRL) must be enabled.

    &lt;VulnDiscussion&gt;This setting can prevent someone from sending a denial-of-service attack using the DNS servers. For instance, a bot net can s...
    Rule Medium Severity

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